handle the checkout so we can work on that thing that's stuck in the thing. [ female announcer ] today, cisco is connecting the internet of everything. so everyone goes home happy. [ male announcer ] if we could see energy. what would we see? ♪ the billions of gallons of fuel that get us to work. ♪ we'd see all the electricity flowing through the devices that connect us and teach us. ♪ e'd see that almost 100% of medical plastics are made from oil and natural gas. ♪ and an industry tt supports almost 10 milln american jobs. life kes energy. and no one applies more technology to produce american energy and refine it more efficiently than exxonmobil. bause using energy responsibly has never been more important. energy lives here ♪ >>> an explosion in northwest texas has reduced a home to nothing. on the left, a picture of what the log cabin home looked like before and on the right what's left. basically a big pile of wood. the explosion was so strong people several miles away reported feeling it. a sheriff's spokesman is blaming a propane leak. >> we red all about it could be a gas le